Shandong Yier Valve Co., Ltd. is a provincial-level high-tech enterprise specializing in the research, design, and manufacturing of self-control valves. The company is located on Xingyuan East Road in Zhangdian District, Zibo City, Shandong Province, with its production base in Shanghai. Main products: Pneumatic Ball Valve, Pneumatic Explosion proof Ball Valve, Pneumatic V-type Regulating Ball Valve, Pneumatic Butterfly Valve, Pneumatic Regulating Butterfly Valve, Pneumatic Switching Valve, Electric Switching Ball Valve, Pneumatic Cut off Valve, Electric Ball Valve, Explosion proof Electric Ball Valve, Electric V-type Ball Valve, Electric Butterfly Valve, Electric Regulating Butterfly Valve, Electric Regulating Valve, Electric Single seat Regulating Valve, Electric Sleeve Regulating Valve, Electric Bellows Regulating Valve, Pneumatic Regulating Valve, Pneumatic Single seat Regulating Valve, Pneumatic Sleeve Regulating Valve, Electric Switching Valve, Electric Cut off Valve, Electromagnetic Valve, Angle Seat Valve, etc. The products are widely used in crude oil extraction, natural gas transportation, thermal power generation, biopharmaceuticals, refining, chemical industry, metallurgy, papermaking, air separation, food brewing, urban heating, etc. Environmental protection machinery supporting sewage treatment, desulfurization and denitrification, etc. The company's service to customers: attaches great importance to contracts, ensures quality, delivers on time, strictly abides by commitments, and enables customers to provide first-class products and services. We feel our professionalism, meticulousness, and patience, and welcome new and old customers to visit, guide, and negotiate business.